Along with flat joint backer foam that is recommended for reducing the depth of joints in construction/glazing use. These products can help to ensure that the joint is properly sealed and protected from moisture, air, and other elements that can cause damage over time.

The Different Types of Backer Rod and Applications - Armacell

They are flexible, weatherproof, protect against mould and mildew, are easy to apply, and cure quickly.Closed cell backing rods are ideal for outdoor uses like glazing, window and door installation, expansion joints, log construction, pavement joints, etc. Force adhesive into contact with the sides of the joint creating an hour-glass shape for a superior bond. To avoid the high costs of an expensive sealant, and to provide for a better sealed joint, larger and longer gaps may also require a backing rod. Closed cell foam is distinct in that its cells are totally enclosed by its walls and not interconnecting with other cells.

20mm Backer Rod - Dortech Direct 20mm Backer Rod - Dortech Direct

E.) foam, Bostik backing rods are perfect for use as a backing material in construction joints before a sealant is applied. The primary purpose of backer rod is to control the depth of the sealant and prevent it from bonding too deeply into the joint. Silicone sealants are used in bathrooms and kitchens for sealing baths, showers, tiles, sinks; in roofing for sealing roof cladding, gutters, tubing; for sealing around windows, cabinets etc. It is important to avoid over-compressing the backer rod, as this can cause it to lose its shape and affect the performance of the sealant.And not only for aesthetic purposes but also sustaining structural integrity, like gaps between concrete walls that may expand or contract under different temperatures.

Backer Rods | McMaster-Carr Backer Rods | McMaster-Carr

For over 50 years, Nullifire has built its reputation on the quality of its service as well as its outstanding smart passive fire protection products. When your vision involves the transformation of a concrete outbuilding into a multi-use living space with diverse requirements, the road to success can be a rocky one.To apply the sealant, you’ll also need basic tools like caulking guns, and a putty knife to insert the backing rod and create a smooth finish. Use Nullifire PR102 PE Joint Backer Rodsto control sealant depth in sealant joints, avoiding 3-sided adhesion.

Sika® backing rods | Backing Rod and Guns

They are used to fill small gaps and openings where other materials like concrete or timber are generally unsuitable. To avoid the protrusion of gasses and liquids, two surfaces of the same or different materials can be sealed to make a water and airtight joint. Wilmcote House is the largest residential EnerPHiT project delivered with residents in-situ in the world and is a testament to what can be achieved by taking a holistic, fabric first, people-focused approach to building refurbishment.Select a backer-rod diameter that is approximately 15 to 25% larger than the width of the joint to give a firm base. Our products are high-quality and designed to provide long-lasting results, ensuring that construction projects are completed to the highest standard. Open cell backing rods are used in various scenarios like expansion and contraction joints, window glazing, curtain wall construction partitions, parking decks and bridge construction. A comprehensive adhesive offering for the construction industry, providing reliable, flexible and waterproof joints for a broad range of applications. When installing backer rod, it is important to carefully measure and cut the rod to the correct length for the joint.